[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

承重看镜面玻璃厚度:装饰镜玻璃≥4mm成像变形小,5mm以上更平整但单块重量常超8kg,需用膨胀螺丝固定到承重墙,石膏板墙需加装背板

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